<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Hello</title>
</head>
<body>
<h1>
    <!--@thymesVar id="msg" type="String"-->

    message:<span th:text="${msg}">display hello here!</span>
</h1>

</body>
</html>